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Recognised as Colour

#28F4CD

  • #28F4CD
  • Cyan
  • Light
  • Nearest: Aquamarine

#28F4CD is a cyan with RGB values 40, 244, 205 and HSL 169°, 90%, 56%. It is a light colour, so black text on it reaches 14.9:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#28F4CD#28F4CD
HEX#28F4CD
RGBrgb(40, 244, 205)
RGB (0–1)0.1569, 0.9569, 0.8039
RGB percentages15.7%, 95.7%, 80.4%
HSLhsl(168.5, 90.3%, 55.7%)
HSV / HSBhsv(168.5, 83.6%, 95.7%)
CMYK83.6%, 0%, 16%, 4.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,684,109
CSS custom property--colour: #28F4CD;

Brightness & contrast

Relative luminance0.6956WCAG 2.x, 0 is black and 1 is white
Perceived brightness200.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.91:1
Contrast with white1.41:1WCAG normal text: Fail
Contrast with black14.91:1WCAG normal text: AAA
Greyscale equivalent#C6C6C6
Inverted#D70B32

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#EBE4CBno red cones; affects about 1% of men; ΔE 54.4 from the original
Deuteranopia#D2D2D0no green cones; the most common form, about 1% of men; ΔE 55.4 from the original
Tritanopia#00F7E9no blue cones; rare, and affects men and women equally; ΔE 13.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.41:1WCAG large text: Fail
Contrast with black, large text14.91:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 12Turquoise · ΔE 15.9Medium aquamarine · ΔE 20.6Aqua · ΔE 21.5Cyan · ΔE 21.5Medium turquoise · ΔE 24.9
Nearest named CSS colourAquamarine (#7FFFD4)ΔE 12.04, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F4284F
Analogous#28F467, #28B5F4
Triadic#CD28F4, #F4CD28
Split complementary#F428B5, #F46728
Tetradic#6728F4, #F4284F, #B5F428

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAFEFA
Lighter +30%#BAFBEF
Lighter +20%#89F9E4
Lighter +10%#59F6D8
Darker −10%#0BDEB5
Darker −20%#09AD8E
Darker −30%#067D66
Darker −40%#044C3E
More saturated +25%#1DFFD4
Less saturated −25%#44D8BC

Channel breakdown

R40
G244
B205
Red40 (15.7%)
Green244 (95.7%)
Blue205 (80.4%)
Hue168.53°
Saturation (HSL)90.27%
Lightness55.69%
Dominant channelGreen
Hex per channelR 28 · G F4 · B CD

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Every value on this page was computed from “28f4cd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.